单词	双倍频器
释义	双倍频器frequency doubler
随便看	sample correlation coefficient sample correlation martix sample correlation matrix sample counter sample--counter sample covariance sample covariance matrix sample cross moments sample crusher sample cumulant sample current polarography sample current voltammetry sample cutter sampled sampled analog computer sampled analog data sampled aperture sampled--apertures sample data sample data control sample-data control sample-data system sampled correlation function sampled-current voltammetry sampled data